Home / 129,470,676.60-194,181,131.70-38,597,230.20

Finding the Fourth Proportional to 129,470,676.60, 194,181,131.70 and 38,597,230.20

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Solution

The fourth proportional to 129,470,676.60, 194,181,131.70 and 38,597,230.20 is: 57,888,427.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,470,676.60 : 194,181,131.70 = 38,597,230.20 : x
  2. Step 2: Convert to fraction form
    129,470,676.60/194,181,131.70 = 38,597,230.20/x
  3. Step 3: Cross multiply
    129,470,676.60x = 194,181,131.70 × 38,597,230.20
  4. Step 4: Simplify right side
    129,470,676.60x = 7,494,853,840,721,417
  5. Step 5: Solve for x
    x = 7,494,853,840,721,417/129,470,676.60
  6. Step 6: Final answer
    x = 57,888,427.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.